14 DAY USE 



RETURN TO DESK FROM WHICH BORROWE1 



Biology Lalbflf W 



Renewed books are subject 



JUL 1 2 195" 



_ 



DEC 4 1958 



_ 



NOV2QJ95a- 



B4 







^_ 

 WAR 1 8 1971 



LD 21-100m-6,'56 

 (B9311slO)476 



General Library . 

 University of California 

 Berkeley 



